svelte-knowledge-patch
Svelte Knowledge Patch
Claude Opus 4.6 knows Svelte through 4.x and SvelteKit through 1.x. It is unaware of the features below, which cover Svelte 5.0 (released 2024-10-22).
Index
| Topic | Reference | Key features |
|---|---|---|
| Runes | references/runes.md | $state, $state.raw, $state.snapshot, $derived, $derived.by, $effect, $effect.pre, $props, $bindable, $inspect |
| Snippets & events | references/snippets-and-events.md | {#snippet}, {@render}, children prop, callback props, mount/hydrate/unmount, Component type |
Quick Reference: Svelte 4 to 5 Migration
| Svelte 4 | Svelte 5 |
|---|---|
let count = 0 (top-level) |
let count = $state(0) |
$: doubled = count * 2 |
let doubled = $derived(count * 2) |
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